Geologic Time Scale 3
By Earthquake Hazards Program
2021 (approx.)
![Geologic time scale showing eras, periods, and notable events in terms of millions of years ago](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/media/images/geologic%20time%20scale%203.gif?itok=6BnSSoqM)
Detailed Description
Geologic time scale showing eras, periods, and notable events in terms of millions of years ago.
Geologic time scale showing eras, periods, and notable events in terms of millions of years ago.